111143003001242 has 8 divisors (see below), whose sum is σ = 166714560823296. Its totient is φ = 55571482726812.

The previous prime is 111143003001241. The next prime is 111143003001257. The reversal of 111143003001242 is 242100300341111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×111143003001242² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111143003001241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181148 + ... + 14910359.

It is an arithmetic number, because the mean of its divisors is an integer number (20839320102912).

Almost surely, 2^{111143003001242} is an apocalyptic number.

111143003001242 is a deficient number, since it is larger than the sum of its proper divisors (55571557822054).

111143003001242 is a wasteful number, since it uses less digits than its factorization.

111143003001242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18773812.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 111143003001242 its reverse (242100300341111), we get a palindrome (353243303342353).

The spelling of 111143003001242 in words is "one hundred eleven trillion, one hundred forty-three billion, three million, one thousand, two hundred forty-two".